﻿using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace _1._2_c_sharp
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void label1_Click(object sender, EventArgs e)
        {

        }

        private void button1_Click(object sender, EventArgs e)
        {
            if (textBox2.Text== "+")
                textBox4.Text = Convert.ToString(Convert.ToDouble(textBox1.Text) + Convert.ToDouble(textBox3.Text));
            if (textBox2.Text == "-")
                textBox4.Text = Convert.ToString(Convert.ToDouble(textBox1.Text) - Convert.ToDouble(textBox3.Text));
            if (textBox2.Text == "*")
                textBox4.Text = Convert.ToString(Convert.ToDouble(textBox1.Text) * Convert.ToDouble(textBox3.Text));
            if (textBox2.Text == "/")
                textBox4.Text = Convert.ToString(Convert.ToDouble(textBox1.Text) / Convert.ToDouble(textBox3.Text));
            
            
        }
    }
}
